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Best alternatives for REZ Preorder, Back In Stock Shopify app in 2026 [Updated]
REZ Preorder, Back In Stock
by
REZ Commerce
Free
Sell preorders & backorders with full/partial payments. Auto send back-in-stock & coming soon alerts
Compare with % app %PickYourApp Review Team
6 min read
•
Jun 25, 2026
Turn out-of-stock products into sales opportunities with pre-order and back-in-stock notification apps. Accept partial payments, manage waitlists, and send automatic restock alerts via email, SMS, or WhatsApp. Set up coming soon pages, offer pay-later options, and customize pre-order settings to match your store's needs. These apps help prevent lost sales and keep customers engaged while building anticipation for upcoming or temporarily unavailable products.
| Name | Rate on Shopify | Price | Free trial | Key features |
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#1. Sell preorder & backorders with partial payments. Send Back in stock alerts on restock to waitlists!
STOQ helps you manage out-of-stock products with two key features: preorders and back-in-stock notifications. Set up preorder buttons to accept deposits or partial payments for upcoming inventory, or create waitlists with "Notify Me" buttons for restocks. When items return to stock, automatic email and SMS alerts go out to interested customers. The app works across multiple store locations and markets, syncs with Klaviyo for email marketing, and provides detailed analytics. Customize button designs, alert messages, and payment options to match your brand. Get 24/7 support to help maximize preorder revenue and turn out-of-stock disappointments into future sales. Perfect for presales, backorders, and building customer waitlists while growing your mailing list. -
#2. Notify Me! for back in stock alert, backorder, out of stock waiting list, low stock alert & wishlist
Never miss a sale with Notify Me! Add "Notify Me," "PreOrder," or "Wishlist" buttons to your out-of-stock products. Customers can join waiting lists and receive automatic restock alerts through email, SMS, or push notifications. Handle both D2C and B2B pre-orders with custom options like discounts and partial payments. Create urgency with "only X left" counters and manage inventory with low stock alerts. The wishlist feature helps shoppers save items for later purchase, improving return visits. Works seamlessly with your existing tools for back-order management and includes multilingual support. Get dedicated customer support via chat, phone, or email to help set up your back-in-stock notification system. -
#3. Run pre-orders, presale with partial payments. Capture out-of-stock demand with back in stock alerts
This app lets you set up pre-orders and presale campaigns for out of stock, coming soon, and made to order products. Customers can pay in full or choose partial payment options including deposits, split payments, and deferred payment schedules. Capture demand with back in stock alerts using a customizable Notify me button and restock alert forms. The app sends automatic email notifications when items are restocked. You can fully customize the Preorder Now button and widgets to match your store theme across product pages, collections, search results, and Quick Buy. Control preorder inventory, manage backorders, and set order fulfillment rules. Works for both DTC and B2B stores with 24/7 human support included. Perfect for running restock waitlists and handling back order flows throughout your store. -
#4. Do Preorders on Deposit or Backorders with Waitlists, Restock Alerts or Back in Stock Notifications
This app helps you manage preorders, presales, and backorders for your Shopify store. Set up pre-orders on new product launches or sold out items with partial payment options and automatic discounts. Send back in stock notifications and restock alerts to customers through waitlists when products become available again. Add preorder buttons and "notify me" features to product pages with customizable pre-order badges. The inventory manager automatically turns pre orders on or off based on stock levels. Include shipping dates, countdown timers, and presale order limits. Perfect for D2C and B2B stores looking to capture sales on out-of-stock products. Features automated pre order emails, order tagging, and coming soon product drops. Get guided setup support through video calls, email, and chat. -
#5. Powerful solution for: pre-order, restock alert, coming soon, presale, backorders
This pre-order and back-in-stock solution helps you manage product presales and restock notifications effectively. Set up pre-orders automatically based on inventory levels or schedule them with custom start/end dates. The app adds helpful order tags like "preorder" and "shipping date" while sending confirmation emails to buyers. Customers can subscribe to receive back-in-stock alerts when sold-out items become available again. Features include partial payment options, customizable delivery notes, automatic discounts on pre-orders, and a "Notify Me" button for out-of-stock products. The app makes it simple to handle backorders and recover potential lost sales by keeping customers informed about product availability. -
#6. Capture Sales with Back in Stock Alerts & Preorders. Trusted by the biggest D2C brands since 2011.
Amp: Back in Stock & PreOrder+ helps you capture lost sales when products go out of stock. Add a "Notify Me" button to build waitlists and automatically send back in stock alerts through email, SMS, or push notifications when items are restocked. Pre-sell upcoming products with preorder functionality and collect revenue before inventory arrives. The app includes wishlists and low-stock alerts to track customer demand at every stage. Perfect for stores with large catalogs, it offers branded restock alert buttons you can customize in minutes. Get smart insights to plan inventory with confidence. Trusted by over 25,000 brands since 2011, delivering hundreds of millions of alerts. -
#7. Grow sales with pre-order, backorder. Add out of stock waitlists with 'notify me' & restock alerts.
Never miss a sale opportunity with this easy-to-use pre-order and back in stock management app. Set up pre-orders to capture sales even when products are temporarily out of stock, and create waitlists with a simple "Notify Me" button for sold-out items. The app automatically sends restock alerts to interested customers when products become available again. Working at the variant level, you can manage backorders, presales, and stock notifications for specific product options. Get started in minutes with help from our 24/7 live chat support team who are ready to assist you every step of the way. -
#8. Increase conversions with Preorders, Partial Payments, Back in Stock.
PreOrder Bat helps you manage pre-orders and product availability on your Shopify store. Accept preorders for new launches, out-of-stock items, or products you're testing for demand. Capture customer interest early and drive sales before items are available. The app supports partial payments, letting customers reserve products with a deposit and pay the balance later. Send Back in Stock and Notify Me alerts with Klaviyo sync to recover missed sales. Use countdown timers and low-stock counters to create urgency. Built for both B2B preorders and retail, with support for multiple locations and split shipping for separate fulfilments. Manage Coming Soon products and wishlist features with essential customisation options. Get 24/7 support via live chat, email, phone, and video call. -
#9. Manage pre-orders, keep customers informed and improve sales with Prequik Preorder & Presale.
Manage your pre-orders and presales effectively with this customer-focused Shopify app. Let shoppers place orders for upcoming products before their official release, ensuring they don't miss out on must-have items. The app keeps customers informed with automatic notifications when products become available, while helping you maintain proper inventory control to prevent overselling. Set partial payments, schedule release dates, and easily switch between pre-order, backorder, and coming soon status for any product. Create anticipation for new releases by displaying custom product messages and offering special pre-order discounts. Save time by quickly adjusting pre-order settings based on your current stock levels, maximizing sales opportunities while reducing cancelled orders. -
#10. Preorder Wolf lets you accept orders for products you don't have at hand right away.
Accept preorders for products that aren't currently in stock with Preorder Wolf. This practical app lets you manage preorders across specific products, variants, or entire collections while clearly communicating delivery expectations to customers. Set preorder limits, display delivery information on product pages, cart, and checkout, and automatically enable preorders based on stock levels or incoming inventory. Perfect for selling products before release, testing market demand without holding inventory, or managing made-to-order items and crowdfunding campaigns. Keep selling even when items are temporarily unavailable, helping maintain sales momentum and customer satisfaction. The app integrates smoothly with your store theme and includes 24/7 support - no coding knowledge needed.
